Suzuki GSF1250 Service Manual

Drive Chain / Drive Train / Drive Shaft: 3A-5
• Tighten the rear sprocket nuts to the specified torque.
Tightening torque
Rear sprocket nut (a): 60 N·m (6.0 kgf-m, 43.5 lb-
ft)
• Install the rear wheel assembly. Refer to “Rear Wheel
Assembly Removal and Installation in Section 2D
(Page 2D-16)”.
Drive Chain Related Parts Inspection
B718H13106004
Refer to “Rear Sprocket / Rear Sprocket Mounting Drum
Removal and Installation (Page 3A-4)”
Dust Seal
Inspect the sprocket mounting drum dust seal for wear
or damage. If any damage is found, replace the dust
seal with a new one.
Bearing
Inspect the play of the sprocket mounting drum bearings
by hand while they are in the wheel and drum. Rotate
the inner race by hand to inspect for abnormal noise and
smooth rotation. Replace the bearing if there is anything
unusual.
Engine Sprocket and Rear Sprocket
Inspect the sprocket teeth for wear. If they are worn as
shown, replace the engine sprocket, rear sprocket and
drive chain as a set.
Wheel Damper
Inspect the dampers for wear and damage. Replace the
damper if there is anything unusual.
Drive Chain
Refer to “Drive Chain Inspection and Adjustment in
Section 0B (Page 0B-15)”.
(a)
(a)
I718H1310037-05
I718H1310028-02
“A”: Normal wear “B”: Excessive wear
I649G1310015-02
“A” “B”
I649G1310016-02
I718H1310038-02

Suzuki GSF1250 Specifications

General

Displacement	1255 cc
Bore x Stroke	79.0 mm x 64.0 mm
Compression Ratio	10.5:1
Fuel System	Fuel injection
Transmission	6-speed, constant mesh
Front Suspension	Telescopic, coil spring, oil damped
Rear Suspension	Link type, coil spring, oil damped
Front Brakes	Dual hydraulic disc
Rear Brakes	Single hydraulic disc
Front Tire	120/70ZR17M/C (58W), tubeless
Rear Tire	180/55ZR17M/C (73W), tubeless
Overall Length	2130 mm
Overall Width	790 mm
Seat Height	805 mm
Wheelbase	1485 mm
Fuel Tank Capacity	19.0 L
Starter	Electric
Final Drive	Chain
Ignition	Electronic ignition (transistorized)
Engine Type	4-stroke, liquid-cooled, DOHC
Ground Clearance	135 mm